Warriors lose guard Richard with torn ligament in left thumb

SAN FRANCISCO -- Second-year Golden State Warriors guard Will Richard has a torn ligament in his left thumb that will sideline him for an undetermined stretch.

The Warriors listed Richard on the injury report Sunday with a torn ulnar collateral ligament and he was out for Monday's game against New Orleans at Chase Center as the team concludes a six-game homestand. Golden State didn't have practice or media availability Sunday, so there wasn't an immediate timetable for Richard's recovery or a known treatment plan.

Richard has been providing key minutes as both a starter and a reserve as Golden State has won seven straight games since an 0-3 start. He made two starts this past week, against…